If you’ve bought a Samsung Galaxy S3 from a network and want to use a couple of different SIM cards in it — maybe you’re on Vodafone but want to use Orange Wednesdays — here’s an easy way to unlock it. The simplest way is to get something called a network unlock code from the …

Nokia is shuffling its operations in China as it hopes to better address the largest smartphone market in the world. The company confirmed to the Wall Street Journal that it would close its operations in Chengdu and Shanghai, but increase the size of its operations in Beijing and Guangzhou. Once a major player in China, Nokia has watched its market …

More snaps have emerged of the iPhone 5. The new iPhone is shrouded in secrecy, but leaked photos of a ‘test sample’ appear to confirm a new widescreen 4-inch look. The photos originally appeared on Kitguru.net, only to be unceremoniously yanked shortly afterwards. That leads me to wonder if Apple’s legal stormtroopers have been on the phone, and lends a …

Verizon has launched a new subscription-based gaming service for its network. Dubbed GameTanium, the subscription service comes from digital-entertainment company Exent. GameTanium lets Verizon customers pay $5.99 per month per device, and access over 100 Android smartphone games, and more than 50 tablet titles. According to Verizon Wireless, which announced the news today, the titles include Doodle God, Fruit Ninja, …

San Francisco-based startup Uber, developer of the Summon-a-Car application, is temporarily giving users the ability to call an ice-cream truck through their app. The company’s app, available on Android or iPhone, can be used to request and book private vehicles in a number of U.S. cities. Today, however, users in seven cities can also use the app to request the …

Last year, Andreas Illiger’s Tiny Wings came out of nowhere to challenge the likes of Angry Birds and Fruit Ninja for App Store dominance. Since then, legions of fans have been waiting for the inevitable sequel — and their patience has finally paid off. Tiny Wings 2.0 ($0.99) has arrived, but it’s not exactly a sequel. Instead, it’s an expanded …

Good news, tablet-lovers. Google will ship units of its 7-inch Nexus 7 tablet to customers who preordered the device, the company announced in an online post. Related stories Google Nexus 7 review Nexus 7 available through Staples Hands-on with the Nexus 7 (pictures) The Nexus 7 tablet is equipped with Android 4.1 Jelly Bean right out of the box, and …

Maybe you don’t care how many features a TV has. Maybe you just want to see the coolest design going. Maybe all you want is the best bang for your buck, or the best picture regardless of cost. Lucky for you, CNET’s reviews have subratings. All of our TV reviews are rated according to four criteria — Design, Features, Picture …

Update: This story refers to the O2 problems in May 2011 — click here to find out more about problems with the O2 network in July 2012. The O2 network is down in parts of London and the South East after thieves done some crime in East London. Vandalism and “well-organised” theft at an O2 site has knocked out voice, …

The O2 network is down in parts of the UK, leaving customers with an intermittent phone or data signal. O2 is investigating the problem, which is also affecting GiffGaff customers. We first spotted complaints popping up in our Facebook news feed, as friends around the country wave their phones in the air with a puzzled look before turning to Facebook …